*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: '微软雅黑';
    font-size: 14px;
    color: #333;
}
a{
    text-decoration: none;
}
ul,ol{
    list-style: none;
}
img{
    border: none;
}
input,textarea{
    outline: none;
}


/* 公共样式 begin */
.layout{
    width:1200px;
    margin:0 auto;
}
.public-sec{
    padding:100px 0 54px 0;
}
.title{
    text-align: center;
}
.title h2{
    font-weight: 400;
    font-size: 30px;
}
.title .line{
    display: inline-block;
    width:50px;
    height:2px;
    margin: 30px 0 60px 0;
    background-color: #00AEDA;
}
/* 公共样式 end*/


/* 头部 begin */
header{
   position: fixed;
   top:0;
   left:0;
   width:100%;
   height: 63px; 
   border-bottom: 1px solid #00AEDA;
   background-color: rgba(255,255,255,0.8);
   z-index: 10;
}
.logo{
    float: left;
    height:100%;
}
.logo a{
    display: inline-block;
    height:100%;
    line-height: 55px;
}
.logo a img{
    vertical-align: middle;
}
.nav{
    float: right;
    height:100%;
}
.nav ul{
    height:100%;
}
.nav ul li{
    float: left;
    position: relative;
    height:62px;
    line-height: 62px;
    margin-left: 60px;
}
.nav ul li a{
    font-size: 20px;
}
.nav ul li a::after{
    content:'';
    display: inline-block;
    position: absolute;
    left:43%;
    bottom: 10px;
    width:6px;
    height:6px;
    background-color: transparent;
    border-radius: 50%;
}
.nav ul li a:hover{
    color: #00AEDA;
}
/* 使伪元素悬停 */
.nav ul li a:hover::after{
    background-color: #00AEDA;
}
.hd-menu{
    display: none;
}

/* 头部 end */

/* banner begin */
.banner{
    height:450px;

}
.banner a{
    display: block;
    height:450px;
    background: no-repeat center;
}

.banner a.small{
    display: none;
}
.swiper-pagination .swiper-pagination-bullet{
    background: #fff;
}

/* banner end */


/* 服务 begin */
.service{
    /* padding:100px 0 54px 0; */
}
.service .bd{
    display: flex;
    text-align: center;
}
.service .bd > a{
    display: block;
    height: 380px;
}
.service .bd > a .icon-box{
    width:200px;
    height: 200px;
    text-align: center;
    line-height: 200px;
    border-radius: 50%;
    border:1px solid #03AFDA;
    margin: 0 auto;
}
.service .bd > a .icon-box i{
    font-size: 85px;
    color: #03AFDA;
    transition: 0.3s;
}
.service .bd > a h3{
    padding:56px 0 35px 0;
    font-size: 22px;
    font-weight: 500;
}
.service .bd > a p{
    padding: 0 20px;
    line-height: 26px;
    color: #666;
}
.service .bd > a:hover h3{
    color: #03AFDA;
    transition: 0.3s;
}
.service .bd > a:hover .icon-box{
    background-color: #03AFDA;
}
.service .bd > a:hover .icon-box .iconfont{
    color: #fff;
}

/* 服务 end */

/* 关于 begin */
.about{
    /* 背景固定 fixed */
    background: url(../images/aboutBg.jpg) no-repeat center fixed;
}
.about .tit-self h2{
    color: #fff;
}
.about .line-self{
    background-color: #fff;
}
.about .bd{
    text-align: center;
}
.about .bd p{
    padding:0 148px;
    line-height: 34px;
    font-size: 18px;
    color: #fff;
}
.btn-group{
    padding:110px 0 30px 0;
    width:100%;
    text-align: center;
    /* 给父元素font-size=0，可以解决子元素display: inline-block产生的间隔 */
    font-size: 0;
}
.btn-group .btn{
    display: inline-block;
    width: 150px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    margin:0 10px;
    color: #fff;
    font-size: 20px;
    border-radius: 5px;
    background: linear-gradient(to right,#f67b1f,#ef2d58);
    /* opacity: .8; */
    transition: .3s;
}
.btn-group .right{
    background: linear-gradient(to right,#00D2DA,#4F61FD);
}
.btn-group .btn:hover{
    /* opacity: 1; */
    transform: scale(1.05);
}
/* 关于 end */

/* 案例 begin */
.case .bg{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.case .bg .case-item{
    position: relative;
    width:32%;
    margin-bottom: 30px;
    perspective: 600px;
    overflow: hidden;
}
.case .bg .case-item img{
    width:100%;
}
.case .mask{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: absolute;
    left:0;
    top:0;
    width:100%;
    height:100%;
    padding:0 30px;
    text-align: center;
    background: rgba(0, 0, 0, .8);
    color: #fff;
    transform: rotateX(110deg);
    transform-origin: bottom;
    transition: .3s;
}
.case .mask h3{
    color: #fff;
    font-size: 20px;
    font-weight: 400;
}
.case .mask .line{
    width:30px;
    height: 1px;
    margin: 10px 0 20px 0;
    background-color: #fff;
}
.case .mask p{
    color: #fff;
    opacity: .8;
    line-height: 1.8em;
}
.case .case-item:hover .mask{
    transform: rotateX(0);
}

/* 案例 end */

/* 客户 begin */
.client .bg{

}
.client .bg ul{
    display: flex;
    flex-wrap: wrap;
}
.client .bg ul li{
    width:16%;
    padding:0 10px;
    margin-bottom: 30px;
}
.client .bg ul li img{
    width:100%;
}

/* 客户 end */

/* 页脚 begin */
footer{
   background-color: #F4F4F4;
}
footer .main{
    overflow:hidden;
}
footer .main .footer-logo{
    display: flex;
    margin:20px 0;
}
.footer-logo img{

}
.footer-logo .text{
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 20px;
}
.footer-logo .text h1{
    font-weight: 400;
}
.link{
    display: flex;
    justify-content: space-between;
    padding-bottom: 36px;
}
.link .cooperation h4{
    padding-bottom: 25px;
    font-size: 20px;
    color: #00AEDA;
    font-weight: 400;
}
.link .cooperation p{
    line-height: 26px;
}
.serve{
   display: flex;
   justify-content: space-between;
}
.serve .serve-item{
    margin-right: 40px;
}
.serve .serve-item:last-child{
    margin-right: 0;
}
.serve .serve-item h4{
    padding-bottom: 25px;
    font-weight: 400;
    font-size: 18px;
}
.serve .serve-item a{
    display: block;
    line-height: 26px;
}
.link .drcode{
    text-align: center;
}

footer .copyright{
    padding:15px 10px;
    text-align: center;
    background: #000000;
    color: #fff;
    font-size: 14px;
}
/* 页脚 end */


/* 手机和平板端 begin */
@media(max-width:992px){
    .layout{
        width:100%;
    }
    /* 头部 begin */
    header{
        display: flex;
        align-items: center;
        height: 62px; 
        padding: 0 20px;
        border-bottom: 0;
    }
    .nav{
        display: none;
        position: fixed;
        left:0;
        top:61px;
        width:100%;
        height:auto;
    }
    .nav ul li{
        position: relative;
        width:100%;
        /* 去掉浮动 */
        float: none;
        height:55px;
        line-height: 55px;
        text-align: center;
        background: rgba(255,255,255,0.8);
        border-bottom: 1px solid #E8E8E8;
        margin: 0;
    }
    .nav ul li a::after{
        left:calc(50% - 3px);
        bottom:5px;
    }
    .hd-menu{
        display: block;
        float: right;
        width:40px;
        border-radius: 3px;
        border:1px solid #aaa;
    }
    .hd-menu i{
        display: block;
        width:30px;
        height: 2px;
        background: #aaa;
        margin:7px auto;
        transform-origin: left;
        transition: .3s;
    }
    .hd-menu.active i:first-child{
        transform: rotate(35deg);
        margin-left: 5px;
        width:33px;
    }
    .hd-menu.active i:nth-child(2){
        opacity: 0;
    }
    .hd-menu.active i:last-child{
        transform: rotate(-35deg);
        margin-left: 5px;
        width:33px;
    }
   /* 头部 end */

   /* 服务 begin */
    .service .bd{
        flex-wrap: wrap;
    }
    .service .bd > a{
        width:50%;
        height: auto;
    }
    .service .bd > a:nth-child(-n+2){
        margin-bottom: 54px;
    }
    .service .bd > a .icon-box{
        width:120px;
        height: 120px;
        line-height: 120px;
    }
    .service .bd > a .icon-box i{
        font-size: 60px;
    }
    /* 服务 end */

    /* 关于 begin */
    .about{
        padding:50px 0;
        background-attachment: scroll;
    }
    .about .tit-self h2{
       padding:0 20px;
       font-size: 26px;
    }
    .about .tit-self h2 br{
        display: none;
    }
    .about .bd p{
        padding:0 25px;
    }
    .btn-group{
        padding-top: 60px;
    }
    .btn-group .btn{
        width: 80%;
        margin-bottom: 20px;
    }
    /* 关于 end */

    /* 案例 begin */
    .case .title .line{
       margin:30px 0;
    }
    .case .bg .case-item{
        width:49%;
    }
    .case .bg .case-item:last-child{
        display: none;
    }
    .case .bg .case-item img{
        width:100%;
    }
    .case .mask{
        display: none;
    }
    /* 案例 end */

    /* 客户 begin */
    .client .title .line{
        margin:30px 0;
    }
    .client .bg ul li{
        width:33.33%;
    }
    /* 客户 end */

    /* 页脚 begin */
    footer .main{
        padding-left: 20px;
    }
    .link{
        position: relative;
        display: flex;
        flex-direction: column;
        padding-bottom: 36px;
    }
    .serve{
        margin-top: 20px;
    }
    .serve .serve-item{
        margin-right: 20px;
    }
    .serve .serve-item a{
        font-size: 16px;
    }
    .link .drcode{
        position: absolute;
        right:15px;
        top:10px;
    }
    footer .copyright{
        font-size: 12px;
    }
    /* 页脚 end */
}


/* 手机和平板端 end */

/* 小屏幕显示器 begin */
@media(min-width:992px){
    /* 公共样式 begin */
    .layout{
        width:960px;
    }
    .title h2{
        font-size: 26px;
    }
    /* 公共样式 end*/
}
/* 小屏幕显示器 end */

/* 大屏显示器 begin */
@media(min-width:1200px){

}
/* 大屏显示器 end */


/* body 遮罩层 begin */
.bd-mask{
    display: none;
    position: fixed;
    left:0;
    top:0;
    width:100%;
    height:100%;
    background: rgba(0, 0, 0, .3);
    /* 比头部低 */
    z-index: 9;
}
/* body遮罩层 end */



